//获取cookie、
export function getCookie(name) {
  var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
  if (arr = document.cookie.match(reg)){
    return (arr[2]);
  }else {
    return null;
  }

}

//设置cookie,增加到vue实例方便全局调用
export function setCookie(cname, cvalue, exdays) {
  var d = new Date();
  d.setTime(d.getTime() + (exdays * 60 * 60 * 1000*24));
  var expires = "expires=" + d.toUTCString();
  console.info(cname + "=" + cvalue + "; " + expires);
  document.cookie = cname + "=" + cvalue + "; " + expires;
  console.info(document.cookie);
};

//删除cookie
export function delCookie(name) {
  var exp = new Date();
  exp.setTime(exp.getTime() - 1);
  var cval = getCookie(name);
  if (cval != null){
    document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
  }

};
